Service bulletin 20NA018
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10172287 |
| Published by NHTSA | 2020-03-09 |
| Manufacturer's number | 20NA018 |
| Manufacturer's date | 2020-01-22 |
| NHTSA component | EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE |
NHTSA's summary
This informational bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles on Next Generation Digital Vehicle Platform.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system, Equipment and accessories, Software
| CADILLAC CT4 | 2020 |
|---|---|
| CADILLAC CT5 | 2020 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
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| PIP4902Q | 2023-01-30. Service bulletin. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question. |
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| PIP5675G | 2022-01-24. Service bulletin. This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results. |
| 20NA178 | 2021-12-27. Service bulletin. This service bulletin provides repair information to correct a customer concern of Service Driver Assist and/or Take Steering Messages on Start-up, Advanced Driver Assist Systems (ADAS) Features Not Available with DTCs U1614, U1615, U1616 Set. |
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